package BC52_衡量人体胖瘦程度;

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc =new Scanner(System.in);
        while (sc.hasNext()){
            int weight = sc.nextInt();
            int height = sc.nextInt();
            getBMI(weight, (float) height / 100);
        }
    }

    public static void getBMI(int weigh, float height){
        float BMI = (float) (weigh / (Math.pow(height, 2)));
        if (BMI < 18.5){
            System.out.println("Underweight");
        }else if (BMI > 18.5 && BMI < 23.9){
            System.out.println("Normal");
        }else if (BMI > 23.9 && BMI <= 27.9){
            System.out.println("Overweight");
        }else {
            System.out.println("Obese");
        }

    }
}


